<form method="post" action="1-13.php" >
    个人信息<br>
    姓名：<input type="text" name="name" value=" " size="5"><br>
    性别：<input type="radio" name="sex" >女
    <input type="radio" name="sex" >男<br>
    爱好：<input type="checkbox" name="hobby">跑步
    <input type="checkbox" name="hobby">游泳
    <input type="checkbox" name="hobby">唱歌<br>
    <select name="ca">
        <option value="工程师">工程师</option>
        <option value="消防员">消防员</option>
        <option value="老板">老板</option>
        <option value="设计总监">设计总监</option>
    </select><br>
    <input type="submit" name="sub" value="提交">
</form>
<?php
if(isset($_POST['button_tj'])){
    $name=$_POST["name"];
    $sex=$_POST["sex"];
    $hob=$_POST["hobby"];
    $car=$_POST["career"];
}
?>